might yack
Regular verb: yack - yacked- yacked

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I might yack
you might yack
he might yack
we might yack
you might yack
they might yack 	I might be yacking
you might be yacking
he might be yacking
we might be yacking
you might be yacking
they might be yacking	I might have yacked
you might have yacked
he might have yacked
we might have yacked
you might have yacked
they might have yacked	I might have been yacking
you might have been yacking
he might have been yacking
we might have been yacking
you might have been yacking
they might have been yacking	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mightn't yack
you mightn't yack
he mightn't yack
we mightn't yack
you mightn't yack
they mightn't yack 	I mightn't be yacking
you mightn't be yacking
he mightn't be yacking
we mightn't be yacking
you mightn't be yacking
they mightn't be yacking	I mightn't have yacked
you mightn't have yacked
he mightn't have yacked
we mightn't have yacked
you mightn't have yacked
they mightn't have yacked	I mightn't have been yacking
you mightn't have been yacking
he mightn't have been yacking
we mightn't have been yacking
you mightn't have been yacking
they mightn't have been yacking	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
might I yack?
might you yack?
might he yack?
might we yack?
might you yack?
might they yack? 	might I be yacking?
might you be yacking?
might he be yacking?
might we be yacking?
might you be yacking?
might they be yacking? 	might I have yacked?
might you have yacked?
might he have yacked?
might we have yacked?
might you have yacked?
might they have yacked? 	might I have been yacking?
might you have been yacking?
might he have been yacking?
might we have been yacking?
might you have been yacking?
might they have been yacking? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mightn't I yack?
mightn't you yack?
mightn't he yack?
mightn't we yack?
mightn't you yack?
mightn't they yack? 	mightn't I be yacking?
mightn't you be yacking?
mightn't he be yacking?
mightn't we be yacking?
mightn't you be yacking?
mightn't they be yacking? 	mightn't I have yacked?
mightn't you have yacked?
mightn't he have yacked?
mightn't we have yacked?
mightn't you have yacked?
mightn't they have yacked? 	mightn't I have been yacking?
mightn't you have been yacking?
mightn't he have been yacking?
mightn't we have been yacking?
mightn't you have been yacking?
mightn't they have been yacking?